The Firm | 10pm on NBC

Mitch takes on a murder trial at the behest of Joey Morolto; Abby has an epiphany as she tries to save her mother’s charity from a crooked accountant.

Baby Daddy | 8:30pm on ABC Family

Series Premiere: A 20-something bachelor bartender becomes an unlikely parent when an ex-girlfriend leaves a baby girl on his doorstep.

The Glass House | 10pm on ABC

Series Premiere: A competition set in a house where contestants will be filmed 24-7 as they vie to be the last man standing. The winner takes $250,000. Sounds like BIG BROTHER, no? Yeah. Hmm.

Girls | 10pm on HBO

Seasons Finale: Hannah begins to question her relationship with Adam; Jessa throws a party; Marnie embraces her free-spirited side.

Fairly Legal | 9pm on USA

Season Finale: Kate uncovers a scandal which may involve Davidson; Lauren does a favor; Kate must choose between Justin and Ben.

GLEE: The 3D Concert Movie | 9pm on HBO Sig

Highlights of the GLEE cast summer 2011 concert tour feature songs “Raise Your Glass,’” “Teenage Dream” and other songs (not by The Warblers) [Not in 3D]

Saving Hope | 9pm on NBC

Series Premiere: When Charlie Harris, Hope Zion Hospital’s chief of surgery, falls into a coma, he ends up wandering the hospital in spirit form.

Secret Life of the American Teenager | 8pm on ABC Family

Season Finale: Anne shares important news with her family; Ben tours Dylan’s school and must decide if he wants to transfer.

You’ve Got Mail | 9:50pm on Bravo

Professional rivalry threatens to thwart romance when anonymous e-mail pals meet each other. Starring Tom Hanks, Meg Ryan,

America’s Best Dance Crew | 10pm on MTV

RedFoo presents the crews with challenges; the LMFAO choreographers stop by the rehearsal studio.

Bethenny Ever After | 10pm on Bravo

Season Finale: The Skinnygirl gang has a party; Julie’s departure nears; Bethenny and Jason move into their new apartment, but are sent packing again.

(500) Days of Summer | 9pm on Style

After his girlfriend dumps him, a greeting-card writer reflects on their 500 days together to try to figure out where their love affair went wrong. Starring Joseph Gordon-Levitt, Zooey Deschanel

Family Guy | 9pm on Fox

Season finale: Brian and Stewie respond to viewer mail; Peter encourages Joe to have a one-night stand to get even with Bonnie; Peter has a run-in with the angry chicken.

Step Brothers | 7:30pm on FX

Two lazy, immature men become rivals when the marriage of one’s mother and the other’s father forces them to live as siblings in the same house.Will Ferrell, John C. Reilly, Richard Jenkins, Adam Scott

Supernatural | 9pm on The CW

Season Finale: The seventh season concludes with Sam and Dean battling Leviathan Dick Roman and trying to stop him from carrying out his evil plans.